Montana Field Guide

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Montana Field Guides

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- Kingdom - Animals - Animalia
  - Phylum - Mollusks - Mollusca
    - Class - Snails / Slugs - Gastropoda
      - Order - Aquatic Snails - Basommatophora
        
        Family - Sprites / Gyros / Rams-horns - Planorbidae
        
        Species - Flexed Gyro - Gyraulus deflectus

Flexed Gyro - Gyraulus deflectus

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Native Species

Global Rank: G5
State Rank: SNR

Agency Status
USFWS:
USFS:
BLM:

External Links

General Description

We do not yet have descriptive information on this species. Please try the buttons above to search for information from other sources.

Observations in Montana Natural Heritage Program Database

Number of Observations: 14

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Relative Density

Recency

(Observations spanning multiple months or years are excluded from time charts)

Habitat

Usually found on aqautic vegetation within ponds, lakes, wetlands or other lentic waterbodies,

Food Habits

Like most snails, these are herbivorous- scrapers of algae, detritus and diatoms from other vegetation of benthic substrates

Ecology

Species may be found in intermittent waters including temporary ponds and streams:

Stewardship Responsibility

References

Additional ReferencesLegend: View Online Publication
Do you know of a citation we're missing?
- Gillespie, D.M. 1966. Population studies of four species of mollusks in the Madison River, Yellowstone National Park. Ph.D. Dissertation. Bozeman, Montana: Montana State University. 43 p.
- Heaton, J.R. 1966. The benthos and drift fauna of a riffle in the Madison River, Yellowstone National Park. Ph.D. Dissertation. Bozeman, Montana: Montana State University. 59 p.
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Additional Sources of Information Related to "Snails / Slugs"

Citation for data on this website:
Flexed Gyro — Gyraulus deflectus. Montana Field Guide. Montana Natural Heritage Program. Retrieved on April 3, 2025, from https://FieldGuide.mt.gov/speciesDetail.aspx?elcode=IMGASM5030

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